Answer
Xolair (omalizumab) 150 mg pre-filled syringes should be refrigerated at 2°C–8°C, must not be frozen and should be stored in the original package to protect from light.
Sources for this answer
- Xolair 150mg Solution for Injection in pre-filled syringeNovartis Pharmaceuticals UK Ltd · emc · SmPC §6.4 Special precautions for storage · Version 22Document updated
Sources checked